MatchStruct.cc

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#ifndef HLTRIGGEROFFLINE_HIGGS_MATCHSTRUCT_CC
#define HLTRIGGEROFFLINE_HIGGS_MATCHSTRUCT_CC

#include "DataFormats/Candidate/interface/Candidate.h"
#include "DataFormats/TrackReco/interface/Track.h"

#include "TLorentzVector.h"
#include "DataFormats/Math/interface/Vector3D.h"

#include<vector>

// Matching structure: helper structure to match gen/reco candidates with
// hlt trigger objects
struct MatchStruct 
{
    unsigned int objType;
    float pt;
    float eta;
    float phi;
    float bTag;
    math::XYZTLorentzVector lorentzVector;
    const void * thepointer;
    MatchStruct():
        objType(0),
        pt(0),
        eta(0),
        phi(0),
        bTag(0),
        lorentzVector(0,0,0,0),
        thepointer(nullptr)
    {
    }
    MatchStruct(const reco::Candidate * cand, const unsigned int & obj) :
        objType(obj),
        pt(cand->pt()),
        eta(cand->eta()),
        phi(cand->phi()),
        thepointer(cand)

    {
    }
    MatchStruct(const reco::Candidate * cand, const unsigned int & obj, const float & bTagVal) :
        objType(obj),
        pt(cand->pt()),
        eta(cand->eta()),
        phi(cand->phi()),
        bTag(bTagVal),
        lorentzVector(cand->p4()),
        thepointer(cand)

    {
    }
    // FIXME: If finally the track is disappeared, then recover the last code...
    MatchStruct(const reco::Track * cand, const unsigned int & obj) :
        objType(obj),
        pt(cand->pt()),
        eta(cand->eta()),
        phi(cand->phi()),
        thepointer(cand)
    {
    }
    bool operator<(MatchStruct match) 
    {      
        return this->pt < match.pt;
    }
    bool operator>(MatchStruct match) 
    {
        return this->pt > match.pt;             
    }
};

struct matchesByDescendingPt 
{
    bool operator() (MatchStruct a, MatchStruct b) 
    {     
        return a.pt > b.pt;
    }
};
struct matchesByDescendingBtag
{
    bool operator() (MatchStruct a, MatchStruct b) 
    {     
        return a.bTag > b.bTag;
    }
};
#endif